Thyristor Semiconductor Products Page 169 Thyristor

2014 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/14/14 Teccor brand Thyristors 10 Amp Standard & Alternistor (High Communitation) Triacs Figure 7: Maximum Allowable Ambient Temperature vs. On-State Current Figure 8: On-State Current vs. On-State Voltage (Typical) T = 25 C 0 2 4 6 8 10 12 14 16 18 20 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 Positive or Negative Instantaneous On-State Voltage (V T ) - Volts Positive or Negative Instantaneous On-State Current (I T ) - AMPS Qxx10Ly Qxx10Ry Qxx10LHy Qxx10RHy 20 30 40 50 60 70 80 90 100 110 120 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 RMS On-State Current [I T(RMS) ] - AMPS Max Allowable Ambient Temperature CURRENT WAVEFORM: Sinusoidal LOAD: Resistive or Inductive CONDUCTION ANGLE: 360 FREE AIR RATING - NO HEATSINK (T A ) - C Figure 9: Surge Peak On-State Current vs. Number of Cycles 1 10 100 1000 100 10 1 Surge Current Duration - Full Cycles Peak Surge (Non-Repetitive) On-State Current (I TSM ) - AMPS SUPPLY FREQUENCY: 60 Hz Sinusoidal LOAD: Resistive RMS On-State Current: [I T(RMS) ]: Maximum Rated Value at Specified Case Temperature Notes: 1. Gate control may be lost during and immediately following surge current interval. 2. Overload may not be repeated until junction temperature has returned to steady-state rated value.

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